sakula | 122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313

General

Target

122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe
Size

58KB
MD5

7166a7c568522324d74e16e4efa0a3ca
SHA1

903c381a1ca3a24fc2d72a4da9233cc5654b09b3
SHA256

122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313
SHA512

6a0c08bcbb275a0dd1b2a1c1af456b426c97c18d6e3df72d7c1c94718e4ee3971a3cf45d8f7110c463761886c4c5d51c4d2088f5dad83e0aed32933de2028c28

Score

10^/10

sakula persistence rat trojan

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3464 MediaCenter.exe

pid	process
3464	MediaCenter.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MusNotifyIcon.exe

description	ioc	process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe

Modifies data under HKEY_USERS 48 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4208"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892943514820871"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.612907"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4096"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3600 PING.EXE

pid	process
3600	PING.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

TiWorker.exe122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe

description	pid	process
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeIncBasePriorityPrivilege	3944	122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe
Token: SeBackupPrivilege	3528	TiWorker.exe
Token: SeRestorePrivilege	3528	TiWorker.exe
Token: SeSecurityPrivilege	3528	TiWorker.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.execmd.exe

description	pid	process	target process
PID 3944 wrote to memory of 3464	3944	122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe	MediaCenter.exe
PID 3944 wrote to memory of 3464	3944	122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe	MediaCenter.exe
PID 3944 wrote to memory of 3464	3944	122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe	MediaCenter.exe
PID 3944 wrote to memory of 3836	3944	122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe	cmd.exe
PID 3944 wrote to memory of 3836	3944	122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe	cmd.exe
PID 3944 wrote to memory of 3836	3944	122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe	cmd.exe
PID 3836 wrote to memory of 3600	3836	cmd.exe	PING.EXE
PID 3836 wrote to memory of 3600	3836	cmd.exe	PING.EXE
PID 3836 wrote to memory of 3600	3836	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe
"C:\Users\Admin\AppData\Local\Temp\122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3944

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:3464

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\122ce0419c3580eecb97bcb6f9733cf6003b4c95df1c104c9d607d72cbb09313.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3836

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:3600

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3436

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:392

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3528

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

Remote System Discovery

1

T1018

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5
d23242daa884be8410e42e645f63c7c6

SHA1
55d06fae51a0e2a5cb662845acebd250bc878bdd

SHA256
4598e6b7c42dec3a97bee8a5831fd24f1d32af12ab7a65912d77c770e41b587b

SHA512
06277b1822ae777e1634957fe67dbadd5ae41911d5a4f77772a6874554c767bf05e22b5ee0e764311d2bed5ecc17aaeba442a4b66ac230ff4f5fddb1594ac85c

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

MD5
d23242daa884be8410e42e645f63c7c6

SHA1
55d06fae51a0e2a5cb662845acebd250bc878bdd

SHA256
4598e6b7c42dec3a97bee8a5831fd24f1d32af12ab7a65912d77c770e41b587b

SHA512
06277b1822ae777e1634957fe67dbadd5ae41911d5a4f77772a6874554c767bf05e22b5ee0e764311d2bed5ecc17aaeba442a4b66ac230ff4f5fddb1594ac85c

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads